michael.h

VIA VT6656 USB linux source code.

/*
 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
 * All rights reserved.
 *
 * This software is copyrighted by and is the sole property of
 * VIA Networking Technologies, Inc. This software may only be used
 * in accordance with the corresponding license agreement. Any unauthorized
 * use, duplication, transmission, distribution, or disclosure of this
 * software is expressly forbidden.
 *
 * This software is provided by VIA Networking Technologies, Inc. "as is"
 * and any express or implied warranties, including, but not limited to, the
 * implied warranties of merchantability and fitness for a particular purpose
 * are disclaimed. In no event shall VIA Networking Technologies, Inc.
 * be liable for any direct, indirect, incidental, special, exemplary, or
 * consequential damages.
 *
 *
 * File: Michael.h
 *
 * Purpose: Reference implementation for Michael
 *          written by Niels Ferguson
 *
 * Author: Kyle Hsu
 *
 * Date: Jan 2, 2003
 *
 */


#ifndef __MICHAEL_H__
#define __MICHAEL_H__

#if !defined(__UMEM_H__)
#include "umem.h"
#endif
/*---------------------  Export Definitions -------------------------*/

/*---------------------  Export Types  ------------------------------*/

VOID MIC_vInit(DWORD dwK0, DWORD dwK1);
    
VOID MIC_vUnInit(void);
    
// Append bytes to the message to be MICed
VOID MIC_vAppend(PBYTE src, UINT nBytes);

// Get the MIC result. Destination should accept 8 bytes of result.
// This also resets the message to empty.
VOID MIC_vGetMIC(PDWORD pdwL, PDWORD pdwR);

/*---------------------  Export Macros ------------------------------*/

// Rotation functions on 32 bit values
#define ROL32( A, n ) \
 ( ((A) << (n)) | ( ((A)>>(32-(n)))  & ( (1UL << (n)) - 1 ) ) )
#define ROR32( A, n ) ROL32( (A), 32-(n) )

#endif //__MICHAEL_H__